What material coats the negative cathode in the extraction of Alumumium from pure Aluminium oxide?1 markAluminiumZincGraphiteSilver
Question
What material coats the negative cathode in the extraction of Alumumium from pure Aluminium oxide?1 markAluminiumZincGraphiteSilver
Solution
The material that coats the negative cathode in the extraction of Aluminium from pure Aluminium oxide is Graphite.
Similar Questions
Which metal is NOT strong enough to take the oxygen from aluminium oxide?1 markCoppersodiumPotassiumCalcium
Why does the positive anode need regular replacement in extraction of Aluminium from Al2O3?1 markAnode gains weightAnode dissolves in electrolyteAnode reacts with carbon to form carbon dioxideAnode becomes resistant to electricity
What is the industrial use shown for the reaction between aluminium and iron(III) oxide?1 markWelding railway trackMaking jewelry Creating sculptures Purifying water
Electrolysis is used to extract pure aluminum from aluminum oxide based on the following reaction:2Al2O3(l) → 4Al + 3O2(g)A current of 50 amperes applied for 9 hours will extract
The valency of aluminium in Al2O3 compound is:
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.